An "angry rant" is a phrase used to describe when someone speaks or writes in a furious and impassioned manner, expressing their strong negative emotions and frustrations about a particular topic or issue. Full definition
Or you read angry rants about the need to «get the amateurs off the field» so that the real professionals can take over. (inc.com)
Wenger stays, title hopes by Christmas, angry rants on AFTV, Wenger's lies and excuses after each defeat caused by his bad managing. (justarsenal.com)
Still, I want to make sure that my efforts in this area are practical, encouraging, and life - giving... not just angry rants against John Piper and Mark Driscoll.) (rachelheldevans.com)